Index: gsm/src/gsmd/atcmd.c
===================================================================
--- gsm.orig/src/gsmd/atcmd.c	2007-06-03 10:46:19.000000000 +0200
+++ gsm/src/gsmd/atcmd.c	2007-06-03 15:54:53.000000000 +0200
@@ -208,7 +208,7 @@
 	 *    TBD
 	 */
 
-	if (buf[0] == '+' || buf[0] == '%') {
+	if (buf[0] == '+' || strchr(g->vendorpl->ext_chars, buf[0])) {
 		/* an extended response */
 		const char *colon = strchr(buf, ':');
 		if (!colon) {
@@ -255,7 +255,7 @@
 		}
 
 		if (cmd) {
-			if (cmd->buf[2] != '+' && cmd->buf[2] != '%') {
+			if (cmd->buf[2] != '+' && strchr(g->vendorpl->ext_chars, cmd->buf[2]) == NULL) {
 				gsmd_log(GSMD_ERROR, "extd reply to non-extd command?\n");
 				return -EINVAL;
 			}
Index: gsm/src/gsmd/vendor_qc.c
===================================================================
--- gsm.orig/src/gsmd/vendor_qc.c	2007-06-03 10:46:19.000000000 +0200
+++ gsm/src/gsmd/vendor_qc.c	2007-06-03 11:45:58.000000000 +0200
@@ -97,6 +97,7 @@
 
 struct gsmd_vendor_plugin gsmd_vendor_plugin = {
 	.name = "Qualcomm msm6250",
+	.ext_chars = "@",
 	.num_unsolicit = ARRAY_SIZE(qc_unsolicit),
 	.unsolicit = qc_unsolicit,
 	.detect = &qc_detect,
Index: gsm/src/gsmd/vendor_ti.c
===================================================================
--- gsm.orig/src/gsmd/vendor_ti.c	2007-06-03 10:46:19.000000000 +0200
+++ gsm/src/gsmd/vendor_ti.c	2007-06-03 11:45:58.000000000 +0200
@@ -303,6 +303,7 @@
 
 struct gsmd_vendor_plugin gsmd_vendor_plugin = {
 	.name = "TI Calypso",
+	.ext_chars = "%@",
 	.num_unsolicit = ARRAY_SIZE(ticalypso_unsolicit),
 	.unsolicit = ticalypso_unsolicit,
 	.detect = &ticalypso_detect,
Index: gsm/include/gsmd/vendorplugin.h
===================================================================
--- gsm.orig/include/gsmd/vendorplugin.h	2007-02-16 15:12:40.000000000 +0100
+++ gsm/include/gsmd/vendorplugin.h	2007-06-03 11:45:58.000000000 +0200
@@ -12,6 +12,7 @@
 struct gsmd_vendor_plugin {
 	struct llist_head list;
 	unsigned char *name;
+	unsigned char *ext_chars;
 	unsigned int num_unsolicit;
 	const struct gsmd_unsolicit *unsolicit;
 	int (*detect)(struct gsmd *g);
Index: gsm/src/gsmd/vendor_tihtc.c
===================================================================
--- gsm.orig/src/gsmd/vendor_tihtc.c	2007-06-03 15:55:31.000000000 +0200
+++ gsm/src/gsmd/vendor_tihtc.c	2007-06-03 15:55:43.000000000 +0200
@@ -298,6 +298,7 @@
 
 struct gsmd_vendor_plugin gsmd_vendor_plugin = {
 	.name = "TI Calypso / HTC firmware",
+	.ext_chars = "%",
 	.num_unsolicit = ARRAY_SIZE(tihtc_unsolicit),
 	.unsolicit = tihtc_unsolicit,
 	.detect = &tihtc_detect,